View from the summit of Breithorn. From the left to the right: Nordend (4609 m), Dufourspitze (4515 m), Zumsteinspitze (4452 m), Signalkuppe (4554 m) and the Lyskamm group. In front of Lyskamm the Breithorn ridge continues towards Roccia Nera (or Schwarzfluh, 4075 m). April 8, 2007.